251421000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{43}}^1\times {\mathrm{1949}}^1$

素因数の和:2016

約数の個数: 128

約数和(自身を含む): 803088000

約数和(自身を除く): 551667000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 43, 50, 60, 75, 86, 100, 120, 125, 129, 150, 172, 200, 215, 250, 258, 300, 344, 375, 430, 500, 516, 600, 645, 750, 860, 1000, 1032, 1075, 1290, 1500, 1720, 1949, 2150, 2580, 3000, 3225, 3898, 4300, 5160, 5375, 5847, 6450, 7796, 8600, 9745, 10750, 11694, 12900, 15592, 16125, 19490, 21500, 23388, 25800, 29235, 32250, 38980, 43000, 46776, 48725, 58470, 64500, 77960, 83807, 97450, 116940, 129000, 146175, 167614, 194900, 233880, 243625, 251421, 292350, 335228, 389800, 419035, 487250, 502842, 584700, 670456, 730875, 838070, 974500, 1005684, 1169400, 1257105, 1461750, 1676140, 1949000, 2011368, 2095175, 2514210, 2923500, 3352280, 4190350, 5028420, 5847000, 6285525, 8380700, 10056840, 10475875, 12571050, 16761400, 20951750, 25142100, 31427625, 41903500, 50284200, 62855250, 83807000, 125710500, 251421000]

約数ペア:

[(1, 251421000), (2, 125710500), (3, 83807000), (4, 62855250), (5, 50284200), (6, 41903500), (8, 31427625), (10, 25142100), (12, 20951750), (15, 16761400), (20, 12571050), (24, 10475875), (25, 10056840), (30, 8380700), (40, 6285525), (43, 5847000), (50, 5028420), (60, 4190350), (75, 3352280), (86, 2923500), (100, 2514210), (120, 2095175), (125, 2011368), (129, 1949000), (150, 1676140), (172, 1461750), (200, 1257105), (215, 1169400), (250, 1005684), (258, 974500), (300, 838070), (344, 730875), (375, 670456), (430, 584700), (500, 502842), (516, 487250), (600, 419035), (645, 389800), (750, 335228), (860, 292350), (1000, 251421), (1032, 243625), (1075, 233880), (1290, 194900), (1500, 167614), (1720, 146175), (1949, 129000), (2150, 116940), (2580, 97450), (3000, 83807), (3225, 77960), (3898, 64500), (4300, 58470), (5160, 48725), (5375, 46776), (5847, 43000), (6450, 38980), (7796, 32250), (8600, 29235), (9745, 25800), (10750, 23388), (11694, 21500), (12900, 19490), (15592, 16125)]